<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图片自适应</title>
    <style>
        *{
            width: 100%;
            height: 100%;
            padding: 0;
            margin: 0;
        }
        .content{
            width: 100%;
            height: 100%;
            background: url(./u=1808265672\,3167334358&fm=26&fmt=auto.webp) no-repeat center center;
            background-size: 100% 100%;
        }
    </style>
</head>
<body>
    <div class="content">

    </div>
</body>
</html>